﻿namespace io.gitee.springsongs
{
    internal class Program
    {
        static void Main(string[] args)
        {
            int a = 1, b = 0;
            Console.WriteLine(a > 0 && b > 0);
            Console.WriteLine(a > 0 || b > 0);
            Console.WriteLine(!(a > 0 && b > 0));
        }
    }
}